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The Magnetic Field at a Point P, a Certain Distance

Question 90

Multiple Choice

The magnetic field at a point P, a certain distance from a long wire carrying a current of 2.0 A, is 1.2 × 10-6 T. How far is P from the center of the wire?


A) 11 cm
B) 22 cm
C) 33 cm
D) 44 cm
E) 55 cm

Correct Answer:

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